title: Biosecurity issues associated with current and emerging embryo technologies.
mesh_terms: D000818:Animals; D001912:Bovine Virus Diarrhea-Mucosal Disease / Q000517:prevention & control / Q000635:transmission; D001947:Breeding; D002417:Cattle; D002999:Clone Cells; D003140:Communicable Disease Control / Q000379:methods; D003141:Communicable Diseases / Q000635:transmission / Q000662:veterinary*; D030241:Diarrhea Virus 1, Bovine Viral; D004622:Embryo, Mammalian / Q000821:virology; D047108:Embryonic Development; D018445:Infectious Disease Transmission, Vertical / Q000517:prevention & control*; D027724:Reproductive Techniques, Assisted; D019076:Transgenes